20176679991

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{386371}}^1$

素因数の和:386503

約数の個数: 24

約数和(自身を含む): 29413727616

約数和(自身を除く): 9237047625

約数列:

[1, 3, 13, 39, 103, 169, 309, 507, 1339, 4017, 17407, 52221, 386371, 1159113, 5022823, 15068469, 39796213, 65296699, 119388639, 195890097, 517350769, 1552052307, 6725559997, 20176679991]

約数ペア:

[(1, 20176679991), (3, 6725559997), (13, 1552052307), (39, 517350769), (103, 195890097), (169, 119388639), (309, 65296699), (507, 39796213), (1339, 15068469), (4017, 5022823), (17407, 1159113), (52221, 386371)]